O is an centre of a circle. P is an external point of it at distance o – McqOptions

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1.	O is an centre of a circle. P is an external point of it at distance of 13cm from O. The radius of the circle is 5cm. Then the length of a tangent to the circleÂ from P upto the point of contact is
A.	âˆš194cm
B.	10cm
C.	12cm
D.	8cm
Answer» D. 8cm

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